Approximation with certain Post-Widder operators

DOI10.2298/PIM1919131GzbMath1499.41064OpenAlexW2945136414MaRDI QIDQ5031129

Vijay Gupta, Prerna Maheshwari (Sharma)

Publication date: 18 February 2022

Published in: Publications de l'Institut Math?matique (Belgrade) (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2298/pim1919131g

zbMATH Keywords

exponential functionsmoment generating functionPost-Widder operatorsquantitative results

Mathematics Subject Classification ID

Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36)

Related Items (2)

The rate of convergence of a generalization of Post-Widder operators and Rathore operators ⋮ Modified Post-Widder Operators Preserving Exponential Functions

Cites Work

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• Local approximation by a variant of Bernstein-Durrmeyer operators
• Shape preserving approximations by polynomials and splines
• On approximation properties of Phillips operators preserving exponential functions
• Direct and inverse estimates for Phillips type operators
• Approximation with positive linear operators and linear combinations
• Some approximation properties of \(q\)-Chlodowsky operators
• An estimate on the convergence of Baskakov-Bézier operators
• Analytic Number Theory, Approximation Theory, and Special Functions
• Convergence Estimates in Approximation Theory

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